chip
chop
shop
show

blue – grey

blue
blur
slur
slut
shut
shun
shin
spin
span
spar
star
stay
slay
play
pray
prey
grey

why don't you try triple
veal – beef – pork

this way:
VEAL
…
…
BEEF
…
…
PORK

VEAL
real
reel
reef
BEEF
been
bean
beam
beak
peak
perk
PORK

fart → puke → reek

FART
part
pare
pure
PUKE
duke
dupe
dope
pope
pipe
pile
pill
bill
bell
hell
heel
peel
peer
leer
leek
REEK

SIDE->WALK->TOWN

SIDE
wide
tide
tile
tale
talk
WALK
wall
will
till
tile
tire
dire
dare
darn
dawn
down
TOWN

LONG – LINE – WORD

LONG
lone
LINE
lone
lore
lord
WORD

ROLL – DICE – LOSE

ROLL
doll
dill
fill
file
fine
dine
DICE
dime
dome
dose
LOSE

MOCK – TEST – SUCK

MOCK
lock
look
book
boot
boat
coat
cost
post
pest
TEST
tent
sent
send
sand
sane
sank
sunk
SUCK

SULK->POUT->WEEP

SULK
sunk
bunk
bank
band
bond
bold
bolt
boot
bout
POUT
port
pork
perk
peek
peer
deer
deep
weep

GODS – PEED – SAFE

GODS
pods
pots
pets
pees
PEED
reed
read
real
heal
hell
hall
hale
sale
SAFE

PACK->SUIT->CASE

PACK
park
perk
pork
port
pout
pour
poor
poop
plop
plot
plow
slow
slob
slot
slit
SUIT
spit
spot
soot
sort
sore
core
care
CASE

LONG – LIVE – KING

LONG
lone
line
LIVE
line
link
sink
sing
KING

DUMB – DEAF – MUTE

DUMB
dump
lump
lamp
lame
lane
land
lend
fend
feed
feet
feat
fear
rear
reap
leap
lead
leaf
DEAF
dead
bead
bend
send
sand
sane
cane
care
cure
cute
MUTE

BEAN – CORN – OATS

BEAN
lean
dean
dear
pear
peak
perk
pork
cork
CORN
core
bore
bare
bars
bats
OATS

open – nope – pens ..ok, this one is just too hard, if not impossible, try this one:

sign → mark → spot

I don't know whether there is a way to get throught „sign“ word.
I already tried it a few weeks back but I failed. The furthest I could get was:
SIGN, SIGH, HIGH

However, maybe there IS a way …